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Forum: Differential Equations

Ordinary and Partial Differential Equations, Linear and Nonlinear; also Integral and Integro-Differential Equations

  1. Sticky Thread Sticky Threads

  2. Sticky Thread Bessel Functions Cheat Sheet

    Started by Ackbach, September 11th, 2015 10:13
    • Replies: 0
    • Views: 1,422
    September 11th, 2015, 10:13 Go to last post
  3. Sticky Thread Stürm-Liouville Problem Cheat Sheet

    Started by Ackbach, September 4th, 2015 10:10
    • Replies: 0
    • Views: 1,278
    September 4th, 2015, 10:10 Go to last post
  4. Sticky Thread Status of DE Tutorial

    Started by Chris L T521, December 26th, 2012 03:16
    • Replies: 4
    • Views: 2,469
    July 10th, 2013, 04:41 Go to last post
  1. Normal Thread Normal Threads

    • Replies: 2
    • Views: 679
    September 18th, 2014, 04:55 Go to last post
  2. first order linear ode

    Started by find_the_fun, September 17th, 2014 02:48
    • Replies: 1
    • Views: 478
    September 17th, 2014, 07:34 Go to last post
  3. First Order Nonlinear Differential Equation!

    Started by frank1234, September 17th, 2014 02:50
    • Replies: 1
    • Views: 578
    September 17th, 2014, 04:10 Go to last post
  4. Second Order Linear ODE

    Started by danthatdude, September 15th, 2014 17:17
    • Replies: 5
    • Views: 765
    September 16th, 2014, 15:53 Go to last post
  5. Find specific solution to IVP with two parameters

    Started by find_the_fun, September 15th, 2014 02:17
    • Replies: 5
    • Views: 650
    September 15th, 2014, 03:16 Go to last post
  6. First order linear ODE

    Started by Naincy, September 12th, 2014 23:57
    2 Pages
    1 2
    • Replies: 11
    • Views: 1,290
    September 13th, 2014, 11:11 Go to last post
    • Replies: 3
    • Views: 760
    September 12th, 2014, 02:51 Go to last post
  7. Eigenfunction expansion with chebyshev !!

    Started by nacho, September 9th, 2014 15:07
    • Replies: 8
    • Views: 1,297
    September 11th, 2014, 07:07 Go to last post
  8. Series Solution Question

    Started by nacho, September 7th, 2014 04:14
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,177
    September 11th, 2014, 01:27 Go to last post
  9. Interval of solution

    Started by find_the_fun, September 7th, 2014 16:10
    • Replies: 3
    • Views: 2,301
    September 8th, 2014, 17:03 Go to last post
  10. Definition of differential equation

    Started by find_the_fun, September 6th, 2014 01:52
    • Replies: 3
    • Views: 767
    September 6th, 2014, 16:54 Go to last post
  11. Guidance for learning ODEs

    Started by nacho, September 4th, 2014 13:41
    • Replies: 7
    • Views: 850
    September 6th, 2014, 16:23 Go to last post
  12. Help understanding the adjoint equation

    Started by nacho, September 3rd, 2014 14:02
    • Replies: 3
    • Views: 622
    September 3rd, 2014, 14:45 Go to last post
  13. Finding Integral Curves

    Started by Aryth, September 2nd, 2014 20:42
    • Replies: 1
    • Views: 546
    September 3rd, 2014, 12:45 Go to last post
  14. Obtaining Differential Equations with Solution

    Started by cheatmenot, August 26th, 2014 11:40
    • Replies: 4
    • Views: 4,616
    August 31st, 2014, 07:53 Go to last post
    • Replies: 1
    • Views: 1,190
    August 24th, 2014, 19:00 Go to last post
  15. Separation of Variables Problem

    Started by cheatmenot, August 10th, 2014 10:09
    • Replies: 7
    • Views: 863
    August 10th, 2014, 11:22 Go to last post
  16. population growth

    Started by ineedhelpnow, July 16th, 2014 17:17
    4 Pages
    1 2 3 ... 4
    • Replies: 33
    • Views: 6,036
    July 17th, 2014, 21:42 Go to last post
  17. logistic model/initial value problem

    Started by ineedhelpnow, July 17th, 2014 14:51
    • Replies: 3
    • Views: 511
    July 17th, 2014, 15:10 Go to last post
  18. Newton's Law of Cooling

    Started by ineedhelpnow, July 15th, 2014 19:05
    • Replies: 6
    • Views: 967
    July 16th, 2014, 20:57 Go to last post
  19. Modeling with Differential Equations

    Started by ineedhelpnow, July 16th, 2014 13:04
    2 Pages
    1 2
    • Replies: 17
    • Views: 3,314
    July 16th, 2014, 16:22 Go to last post
    • Replies: 4
    • Views: 719
    July 15th, 2014, 19:21 Go to last post
  20. Eulers method

    Started by ineedhelpnow, July 15th, 2014 14:53
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,246
    July 15th, 2014, 17:18 Go to last post
  21. Linear equations

    Started by ineedhelpnow, July 12th, 2014 00:17
    2 Pages
    1 2
    • Replies: 18
    • Views: 1,353
    July 14th, 2014, 23:10 Go to last post
  22. Differential Equations: Direction Field

    Started by ineedhelpnow, July 10th, 2014 13:30
    • Replies: 7
    • Views: 995
    July 10th, 2014, 19:13 Go to last post
  23. Proof of the strong maximum principle

    Started by mathmari, June 18th, 2014 13:05
    2 Pages
    1 2
    • Replies: 13
    • Views: 1,782
    June 25th, 2014, 21:43 Go to last post
  24. Method of characteristics-How can I continue??

    Started by mathmari, June 13th, 2014 18:06
    • Replies: 4
    • Views: 914
    June 18th, 2014, 19:22 Go to last post

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Top 153 Thread Starters For "Differential Equations"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1dwsmith12.490What is meant by find the time...
2evinda8.864Find sets
3mathmari8.461Limit of the solution - Which ...
4find_the_fun5.842finding interval where second ...
5shamieh3.727Use series methods to solve [2...
6Markov3.425First order PDE
7karush3.223Eigenvectors and Eigenvalues (...
8ineedhelpnow2.921Critical Points, Stability
9onie mti2.619solving a cauchy problem
9ognik2.619Another Frobenius method ODE
10alane19942.317Population Dynamics... again
10kalish2.317Solving a system of an arbitra...
11nacho1.914Chebyshev Expansion (I need he...
12grandy1.813Boundary integral method to so...
13simo1.712looking at a solitary initial ...
14bergausstein1.511Elimination of constants
15Poirot1.29Fourier transform
16Julio1.18Laplace equation and Median Va...
17Cbarker11.07Example of systems of the diff...
18Alexmahone0.86Infinitely many solutions
19shorty0.75Damped Free Forced Vibration
19Cadbury0.75Solution of the equation
19brunette150.75Parametric representation of a...
20Fantini0.64Stable and unstable manifolds ...
20oasi0.64solving ODE with series
20ssh0.64Hypergeometric equation
20Alan0.64Wronskian of Airy functions.
20suvadip0.64differential eq of first order...
20LLand3140.64Need help setting up Different...
20nathancurtis110.64Finding a value for a y(0) = ...
20stripedcat0.64Bernoulli to Linear First Orde...
21Chris L T5210.43Status of DE Tutorial
21Carla19850.43Peak in single ODE within a sy...
21rsoy0.43Show whether the given ODE is ...
21ZiniaDuttaGupta0.43Stability, phase portrait, bif...
21Vishak0.43Second order inhomogeneous dif...
21Guest0.43System of differential equatio...
21frank12340.43Help on a 2nd Order Linear Dif...
21dansingh0.43reduction of linear or non lin...
21arrow270.43Fourier Transform
21DrWahoo0.43General DE questions and help
21MermaidWonders0.43More Differential Equations...
22Ackbach0.32Bessel Functions Cheat Sheet
22bkarpuz0.32Solution of the PDE?
22ifeg0.32what is the difference between...
22MacLaddy0.32Inflection Point of the Thresh...
22Sudharaka0.32Solving a Riccati Differential...
22Jason0.32ODE system. Limit cycle; Hopf ...
22madflame9910.32System of DEs
22Chipset36000.32ODE PVI problem.
22Amer0.32How to solve this Differential...
22Hurry0.32D'Lambert problem
22crevoise0.32Bernoulli / Riccati Equation
22topsquark0.32Simple pendulum, ref: POTW 156
22skatenerd0.32derivative of bessel function ...
22hatguy0.32Solving Nonlinear ODEs I
22wmccunes0.32Integrating factor, initial va...
22paulmdrdo0.32Differential Equation of Unkno...
22Kris0.32Help rearranging a linear firs...
22LATEBLOOMER0.32Differential equation populati...
22shen070.32PDE Solving Continuity Equatio...
22dearcomp0.32D.E with Physics Included
22Pranav0.32Solving a first-order differen...
22LAK0.32Separation of Variables
22cheatmenot0.32Obtaining Differential Equatio...
22rayne0.32general solution to 2nd order....
22Nikolas70.32Differential equation y/(x^2+y...
22Joppy0.32Discrete dynamical systems - I...
22markosheehan0.32differentiation equation: equa...
22jahrens0.32Help with another separable eq...
22kayella190.32Any one who can solve this?
22ToastIQ0.32General solution y''+2y'+y=x(e...
23Ulysses0.11Partial differential equation
23Kane0.11need help with transforming on...
23issacnewton0.11vanishing wronskian for linear...
23battleman130.11A few small questions about di...
23GreenGoblin0.11Cannot isolate y (first order ...
23MarkFL0.11Using the annihilator method t...
23nonsequitter0.11Dirichlet Problem for Laplace'...
23I like Serena0.11Interesting ODE
23charlottewill0.11Volterra-Lotka system.
23caffeinemachine0.11Book Recommendation for Ordina...
23blackthunder0.11first order pde
23themurgesh0.11Integrating Factor Question
23weber0.11Series Solution of a DE
23Usagi0.11Frobenius Method Queries
23rishadjb0.11Linear ODE for a fundamental s...
23azuralshadow0.11Understanding partial solution...
23thecoop0.11Finding Critical Points of a D...
23superbread880.11Question on 1D heat equation
23U4770.11Air resistance equation
23Petrus0.11First order linear differentia...
23heaviside0.11Assistance needed for this ODE...
23ryo00710.11Nonlinear PDE
23Jerome0.11Hankel and mellin transform
23ipaper0.11A property of solution of ODE ...
23krish0.11Solving an IVP for a system of...
23ends0.11Mixing Problem?
23nuggz6190.11First Order Differential Equat...
23Bibbster0.11Second order differential help...
23shocks900.11Integrating with trigo....ODE
23emily6000.11Partial DE-separation of varia...
23ISITIEIW0.11Verify a function is a solutio...
23goku9000.11Phase Line and long term behav...
23talha0.11non-linear first order differe...
23ChemEng0.112nd order ODE (Control Systems...
23tylerbizoff0.11Heat equation with annoying so...
23zkee0.11Homogeneous Functions
23mikky05v0.11Torrcelli's law of fluids
23CWolf0.11Singular Points
23Schmidt0.11Displacement of mass spring sy...
23Aryth0.11Finding Integral Curves
23mathgirl0.11Find all solutions (integral s...
23Pascal0.11Coupled ODEs
23jakejakejake0.11Laplace Transform, Finding sol...
23Naincy0.11First order linear ODE
23danthatdude0.11Second Order Linear ODE
23Milly0.11Integration of separate variab...
23PullandTwist0.11HELP: Orthogonal Trajectories
23PeterH0.11Modelling the motion of a mete...
23Rezalt0.11Help with motions of a double ...
23marrvo0.11Find equation system for bound...
23KD17290.11Identifying the Degree of a Di...
23xichyu10.11How can the six unknown number...
23superduck13850.11Partially Decoupled System
23Ciaran0.11Changing variables DE
23kJS0.11Inverse Laplace Transform 2
23notagenuis0.11Newton's Cooling Law
23ozkan120.11What does priori estimate do i...
23tiaborrego0.11Integrating Factor
23hornekat0.11Please help me solve this diff...
23NotaMathPerson0.11Exact ODE?
23Krish230.11Put the 2D nonlinear system in...
23Derby0.11Damped spring differental equa...
23WelshDave0.11Turning 2nd order into 1st ord...
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23metstandard160.11Non-linear 2nd Order ODE
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